Dell Precision 530 Service Manual page 88

88
Enter system setup, clear the security field, select Integrated
a
Devices and change the setting for Sound to On.
Connect external audio devices to the audio connectors on the
b
computer back panel (see "Back-Panel Features").
If you removed an add-in network adapter, perform the following steps:
11
Enter system setup, select Integrated Devices and change the
a
setting for Network Interface Card to On.
Connect the network cable to the integrated connector on the
b
computer back panel (see "Back-Panel Features").